Installing VHF radio is not hard but there are a few basics involved. Here is a good starter video on that.
Note that despite what he says, higher is not always better on a boat with respect to antenna. Yes, you will get more range but if the antenna moves left and right too much because it is too high and the boat is pitching and rolling due to wave action, then you will get variable range which is not a good thing. Ditto for too much "gain" in the antenna.
Note that despite what he says, higher is not always better on a boat with respect to antenna. Yes, you will get more range but if the antenna moves left and right too much because it is too high and the boat is pitching and rolling due to wave action, then you will get variable range which is not a good thing. Ditto for too much "gain" in the antenna.